9GBX series mower matched with small four-wheel tractor. HP from 20-90 HP tractor. It uses biased crank connected bar structure to drive blades to work. It is suitable to be used to reap natural forage grass and plant herbage, alfalfa, reed, grass feed etc. in level grass land for agricultural, forest and pasturing area, and in different condition grass land in the sloping field and hills area. It uses the tractor’s power output shaft to promote the mower’s movement of blade, used the three-points suspension structure to make the machine rise and fall. The mower has the features like simple structure, operate easily, strength in cutting, lower and trim cutting stubble, reliable operation and so on